[PATCHv3 2/7] arm64: dts: stratix10: add service driver binding to base dtsi
richard.gong at linux.intel.com
richard.gong at linux.intel.com
Tue Mar 27 13:20:09 PDT 2018
From: Richard Gong <richard.gong at intel.com>
Add Intel Stratix10 service layer to the device tree
Signed-off-by: Richard Gong <richard.gong at intel.com>
Signed-off-by: Alan Tull <atull at kernel.org>
---
v2: Change to put service layer driver node under the firmware node
Change compatible to "intel, stratix10-svc"
v3: No change
---
arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
index 5a6a699..4395e76 100644
--- a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
+++ b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
@@ -24,6 +24,20 @@
#address-cells = <2>;
#size-cells = <2>;
+ reserved-memory {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ service_reserved: svcbuffer at 0 {
+ compatible = "shared-dma-pool";
+ reg = <0x0 0x0 0x0 0x1000000>;
+ alignment = <0x1000>;
+ no-map;
+ };
+ };
+
+
cpus {
#address-cells = <1>;
#size-cells = <0>;
@@ -433,5 +447,13 @@
resets = <&rst WATCHDOG3_RESET>;
status = "disabled";
};
+
+ firmware {
+ svc {
+ compatible = "intel,stratix10-svc";
+ method = "smc";
+ memory-region = <&service_reserved>;
+ };
+ };
};
};
--
2.7.4
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